It was the main exhibit of the Paris Exposition 1889
Area formula for a circle is pi *r^2
circumference is pi * d
22.6/3.14 is 7.197= diameter
radius= 3.5985
pi * (3.5985)^2 =40.66
area is about 40.66 square inches
Australian is able to increase sales in foreign markets
The answer to your question is C